Only keep one polkit rules file

Just tweak it at build time depending on what polkit version we are
building for.

daemon/libvirtd.policy.in

@@ -0,0 +1,42 @@
+<!DOCTYPE policyconfig PUBLIC
+ "-//freedesktop//DTD PolicyKit Policy Configuration 1.0//EN"
+ "http://www.freedesktop.org/standards/PolicyKit/1.0/policyconfig.dtd">
+
+<!--
+Policy definitions for libvirt daemon
+
+Copyright (c) 2007 Daniel P. Berrange <berrange redhat com>
+
+libvirt is licensed to you under the GNU Lesser General Public License
+version 2. See COPYING for details.
+
+NOTE: If you make changes to this file, make sure to validate the file
+using the polkit-policy-file-validate(1) tool. Changes made to this
+file are instantly applied.
+-->
+
+<policyconfig>
+    <action id="org.libvirt.unix.monitor">
+      <description>Monitor local virtualized systems</description>
+      <message>System policy prevents monitoring of local virtualized systems</message>
+      <defaults>
+        <!-- Any program can use libvirt in read-only mode for monitoring,
+             even if not part of a session -->
+        <allow_any>yes</allow_any>
+        <allow_inactive>yes</allow_inactive>
+        <allow_active>yes</allow_active>
+      </defaults>
+    </action>
+
+    <action id="org.libvirt.unix.manage">
+      <description>Manage local virtualized systems</description>
+      <message>System policy prevents management of local virtualized systems</message>
+      <defaults>
+        <!-- Only a program in the active host session can use libvirt in
+             read-write mode for management, and we require user password -->
+        <allow_any>auth_admin</allow_any>
+        <allow_inactive>auth_admin</allow_inactive>
+        <allow_active>@authaction@</allow_active>
+      </defaults>
+    </action>
+</policyconfig>